The movie's plot involves an ordinary Lego mini-figure Emmet (Chris Pratt) being mistakenly identified as a MasterBuilder and the key to saving the world. He joins a fellowship on a quest to stop an evil tyrant who wants to glue the world together.

Ferrell has been cast as President Business, Emmett's main adversary, while Neeson is to voice the president's powerful henchman, Bad Cop. Offerman will play a pirate intent on revenge against President Business, while Brie's character, a member of Emmett's quest team, holds a powerful secret.